{"id":445963,"date":"2024-10-20T08:44:24","date_gmt":"2024-10-20T08:44:24","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-23-30445124-dc\/"},"modified":"2024-10-26T16:16:49","modified_gmt":"2024-10-26T16:16:49","slug":"bsi-23-30445124-dc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-23-30445124-dc\/","title":{"rendered":"BSI 23\/30445124 DC"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
1<\/td>\n | 30445124-NC.pdf <\/td>\n<\/tr>\n | ||||||
3<\/td>\n | ISO_DIS 7447 ed.1 – id.83266 Enquiry PDF (en).pdf <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
8<\/td>\n | Introduction <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 4 Instrumentation 4.1 General information 4.2 Hydrophones and analysers <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 4.3 Analysis software 4.4 Calibration 5 Methods 5.1 General remarks 5.2 Comparability of measurements <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 5.3 Background noise 5.4 Measurements on one single pile (direct method) 5.5 Measurements on two different piles (indirect method) <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 6 Measurement procedure 6.1 General remarks 6.2 Chronological order of the measurements 6.3 Measuring positions 6.3.1 General 6.3.2 Number of hydrophones\/measuring positions 6.3.3 Measuring distance 6.3.4 Measuring direction <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 6.3.5 Measuring depths 6.4 Examples of measuring setups 6.4.1 General <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | 6.4.2 Measuring setup\u20ac1\u20ac\u2014 Checking for a radially-symmetric effect <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | 6.4.3 Measuring setup\u20ac2\u20ac\u2014 Checking for dependence on depth 6.4.4 Measuring setup\u20ac3\u20ac\u2014 Measure with radially-symmetric effect, independent of the respective depth <\/td>\n<\/tr>\n | ||||||
18<\/td>\n | 6.5 Functional test and measuring conditions 6.6 Measuring quantities and accompanying parameters <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | 6.7 Data recording 7 Data processing and calculation of acoustic metrics 7.1 Data processing steps <\/td>\n<\/tr>\n | ||||||
20<\/td>\n | 7.2 Background noise correction 7.3 Determination of the insertion loss 7.3.1 General <\/td>\n<\/tr>\n | ||||||
21<\/td>\n | 7.3.2 Case\u20ac1\u20ac\u2014 Measurement on one pile 7.3.3 Case\u20ac2\u20ac\u2014 Measurement on two different piles 7.4 Uncertainties 7.4.1 General 7.4.2 Measurement uncertainty 7.4.3 Characterization of noise abatement systems <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | 7.5 Sound insulation for broadband level quantities 8 Reporting 8.1 Formal information in the reports 8.1.1 Front page 8.1.2 Recurring information on the following pages <\/td>\n<\/tr>\n | ||||||
23<\/td>\n | 8.1.3 Signatures 8.2 Contents of the reports 8.2.1 Structuring of contents 8.2.2 Description of the measurements <\/td>\n<\/tr>\n | ||||||
24<\/td>\n | 8.2.3 Presentation of the results <\/td>\n<\/tr>\n | ||||||
25<\/td>\n | Annex\u20acA (informative) Considerations for near shore piling applications <\/td>\n<\/tr>\n | ||||||
27<\/td>\n | Annex\u20acB (informative) Sound Particle Motion and Seabed Vibration <\/td>\n<\/tr>\n | ||||||
31<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" BS ISO 7447 Underwater acoustics. Measurement of radiated underwater sound from percussive pile driving. In- situ determination of the insertion loss of barrier control measures underwater<\/b><\/p>\n |